(a) A postsecondary educational institution may not discipline or otherwise discriminate against an employee who in good faith:
(1) makes a report as required by Section 51.252; or
(2) cooperates with an investigation, a disciplinary process, or a judicial proceeding relating to a report made by the employee as required by Section 51.252.
(b) Subsection (a) does not apply to an employee who:
(1) reports an incident described by Section 51.252(a) perpetrated by the employee; or
(2) cooperates with an investigation, a disciplinary process, or a judicial proceeding relating to an allegation that the employee perpetrated an incident described by Section 51.252(a).