In implementing this article, the department shall comply with all of the following requirements:
(a) The department shall apply the requirements and priorities of subdivisions (a), (b), and (e) of Section 50888.3 and Sections 50887 and 50889.5 in the selection of congregate housing developments for funding.
(b) The procedural and substantive requirements of Article 4 (commencing with Section 50893) shall apply to congregate housing, to the maximum extent feasible, as determined by the department, given the nature of congregate housing.