A person who sustains actual damages may bring an action against another person for those damages caused by the other person engaging in an act or practice:
(1) defined by Subchapter B to be an unfair method of competition or an unfair or deceptive act or practice in the business of insurance; or
(2) specifically enumerated in § 17.46(b), Business & Commerce Code, as an unlawful deceptive trade practice if the person bringing the action shows that the person relied on the act or practice to the person’s detriment.