Notwithstanding Section 32100.01, the Board of Directors of Valley Health System, a local hospital district, may adopt a resolution to increase the number of members of its board of directors from five to seven without the necessity of a petition or approval thereof by voters residing within the district. The resolution shall become effective on the date and subject to any conditions specified in the resolution. The additional vacancies created by the expansion shall be filled by election. Notwithstanding Section 32100.02, if Valley Health System has duly adopted election of directors by zones pursuant to Section 32100.1, the additional vacancies created by expansion shall likewise be filled by election by zones. Notwithstanding Section 32100.1, the initial election to fill the additional vacancies may be at any one of the regular election dates provided for in Section 2500 of the Elections Code and the resolution shall designate the election date. The director elected at the election but receiving the lesser number of votes shall hold office until a successor elected at the next following general election takes office pursuant to Section 23556 of the Elections Code, and the director elected at the election receiving the greater number of votes shall hold office until a successor elected at the general election two years thereafter takes office. After the expiration of the initial terms as provided in the previous sentence, the terms of directors elected to fill each of the additional vacancies shall be as provided in Section 32100.