(a) A juvenile court designated under Section 51.04(b) or, if that court does not have jurisdiction over proceedings under Subtitle E, Title 5, the juvenile court designated under Section 51.04(i) may simultaneously exercise jurisdiction over proceedings under this title and proceedings under Subtitle E, Title 5, if there is probable cause to believe that the child who is the subject of those proceedings engaged in delinquent conduct or conduct indicating a need for supervision and cause to believe that the child may be the victim of conduct that constitutes an offense under Section 20A.02, Penal Code.(b) If a proceeding is instituted under this title in a juvenile court designated under Section 51.04(b) that does not have jurisdiction over proceedings under Subtitle E, Title 5, the court shall assess the case and may transfer the proceedings to a court designated as a juvenile court or alternative juvenile court under Section 51.04(i) if the receiving court agrees and if, in the course of the proceedings, evidence is presented that constitutes cause to believe that the child who is the subject of those proceedings is a child described by Subsection (a).