(1) In general If the chief law enforcement officer of a State, or an official or agency designated by a State, has reason to believe that any person has violated or is violating section 2, the attorney general, official, or agency of the State, in addition to any authority it may have to bring an action in State court under its consumer protection law, may bring a civil action in any appropriate United States district court or in any other court of competent jurisdiction, including a State court, to— (A) enjoin further such violation by such person