To the extent resources are available, the department may utilize funds from appropriations by Congress, by gifts, grants, or reimbursements from private or public sources or by state appropriations, or both, or by transfer of funds from other state departments subject to usual budgetary controls for the purpose of establishing and operating rehabilitation programs, including an orientation center for the blind, or of providing vocational rehabilitation or independent living services including related administrative costs, or of cooperating with other public or private agencies for these purposes.