The City Manager or his or her designee may, in his or her discretion, grant an exemption from the provisions of the immediately preceding section, if in his or her judgment, the granting of an exemption will not adversely impact the integrity of the city’s water supply and one of the following conditions is met:
(A) The applicant for the exemption is in the process of establishing a new lawn by use of sod or seed application. The exemption may not last more than three weeks; and
(B) The applicant for the exemption is the operator of a large common or public area that, because of irrigation system limitations, cannot be sustained while following the mandatory drought restrictions described in this article.