Sec. 9. (a) If the allegations of a petition have been admitted, the juvenile court may hold a dispositional hearing immediately after the initial hearing.
(b) If the allegations have been denied, the juvenile court may hold the factfinding hearing immediately after the initial hearing.
(c) The following persons must consent to holding a hearing under subsection (a) or (b) immediately after the initial hearing:
(1) The child if competent to do so.
(2) The child's:
(A) counsel;
(B) guardian ad litem;
(C) court appointed special advocate;
(D) parent;
(E) guardian; or
(F) custodian.
(3) The person representing the interests of the state.