(a) If a person's license has been revoked:
(1) by operation of law pursuant to Section 53.021(b), Occupations Code, upon imprisonment after a conviction of a felony under Chapter 481 or 483 of the Health and Safety Code; or
(2) by the board upon conviction of a license holder of an offense under Section 485.033, Health and Safety Code, or of any offense under Chapter 481 or 483 of that code, the board may reinstate or reissue the license only upon determining that reinstatement or reissuance of the license is in the best interests of the public and the person whose license has been revoked.