(a) Except as provided by Subsection (b), a candidate's name shall be omitted from the ballot if the candidate withdraws, dies, or is declared ineligible on or before the 74th day before election day.
(b) The name of a deceased candidate may not be omitted if:
(1) the decedent was the incumbent in the office for which the decedent was a candidate; or
(2) no other candidate's name is to appear on the ballot in the race in which the decedent was a candidate.