The trial of capital cases must proceed in accordance with the provisions of Article 4.1 of Chapter 15 of Title 19.2 and, except to the extent conflicting therewith, the provisions of this Part Three A are applicable thereto.

Except for good cause shown, the separate proceeding provided for in Section 19.2-264.3 C must commence as if it were a continuation of the original trial and continue from day to day until concluded.