(1) Notwithstanding any provision of this chapter, each department, agency or official shall have the authority to hire personnel and set salaries and to determine the needs for its use, all subject to budget limitations and the availability of funds.
(2) The authority of the committee, director or purchasing agent shall be limited to this chapter and such policies necessary to implement this chapter. They shall not have the authority to veto the hiring and dismissal of personnel of the various county departments, agencies, or officials or set salaries or determine the needs of such departments.