(a) Except as otherwise provided by this title, a hearing conducted under this title is not subject to:
(1) Section 2001.038, Government Code; or
(2) Subchapters C-H, Chapter 2001, Government Code.
(b) A commission order or decision that results from a hearing conducted under this title is not subject to the requirements imposed under:
(1) Section 2001.004(3), Government Code; or
(2) Section 2001.005, Government Code.