(a)
The board shall appoint an executive officer who shall hold office at its pleasure. It may also employ those personnel, including examiners, as it deems necessary for the performance of its duties.
(b)
The executive officer shall execute those duties and responsibilities as may be delegated by the board. The board may, except as otherwise provided in this section, delegate any statutory power of the board to the executive officer, or any examiner, employee, or committee as the board may designate, by means of a board order that is adopted by a majority of all of the board’s members and that prescribes the limits of the delegation.