Unless a corporation's articles of incorporation provide otherwise:
(1) an officer of the corporation who is not a director is entitled to mandatory indemnification under Section 33-8-520, and is entitled to apply for court-ordered indemnification under Section 33-8-540, in each case to the same extent as a director;
(2) the corporation may indemnify and advance expenses under this subchapter to an officer, employee, or agent of the corporation who is not a director to the same extent as to a director; and
(3) a corporation also may indemnify and advance expenses to an officer, employee, or agent who is not a director to the extent, consistent with public policy, that may be provided by its articles of incorporation, bylaws, general or specific action of its board of directors, or contract.