Nothing in the PSA that I see that would prevent it as far as I can tell.
49. (1) A member of a police force shall not engage in any activity,
(a) that interferes with or influences adversely the performance of his or her duties as a member of a police force, or is likely to do so;
(b) that places him or her in a position of conflict of interest, or is likely to do so;
(c) that would otherwise constitute full-time employment for another person; or
(d) in which he or she has an advantage derived from being a member of a police force. R.S.O. 1990, c. P.15, s. 49 (1);