(a) It is not the purpose of this subchapter to repeal any laws fixing the fees of prosecuting attorneys.
(b) It is further recognized that for the most important and complicated work performed by the prosecuting attorney of the counties affected by this subchapter, fees are not provided by law. Therefore, it is specifically a legislative intent to provide the salaries set forth in this subchapter without regard to the amount of prosecuting attorney's fees and emoluments earned or collected in the judicial district affected by this subchapter.