(a) In addition to any other cause an agency may have to discipline a public employee, an agency may reprimand, demote, suspend, discharge, or otherwise subject an employee to agency disciplinary action commensurate with the violations of this chapter. This section does not prohibit the review of a disciplinary action in the manner prescribed by an applicable collective bargaining agreement or personnel statute or rule.
(b) An agency may initiate appropriate disciplinary action in the absence of an accusation under this chapter or during the pendency of a hearing or personnel board action.