The permitted uses in both the OSD-RS and OSD-MX district are as set forth below:
(a) Permitted Uses - OSD-RS. An applicant may propose to include any mixture of permitted or conditional uses in any existing residential district, as well land uses which are allowed as a permitted use in the B-1 Commercial district, provided that not more than twenty-five percent (25%) of the net acres in the development is devoted to non-residential uses.
(b) Permitted Uses - OSD-MX. An applicant may propose to include any mixture of non-residential land uses in a proposed OSD-MX development, provided that at least sixty percent (60%) of the net acres in the development are devoted to uses permitted in the district(s) applying to the property at the time of application.