Notwithstanding any other provisions of the law to the contrary, any attorney for the Commonwealth, or the attorney for any city or county, may investigate and cause to be brought suit in the name of the Commonwealth, or of the county or city, to enjoin any violation of Chapter 2.1 (§ 59.1-21.1 et seq.) of this title and of Article 8 (§ 18.2-214 et seq.), Chapter 6 of Title 18.2. The court having jurisdiction may enjoin such violations notwithstanding the existence of an adequate remedy at law. In any action under this section, it shall not be necessary that damages be alleged or proved.