There are 2 separate types of office expenses. Running expenses and occupancy expenses.
Running expenses are the costs of running a home office. Occupancy expenses are the costs of holding and maintaining a home office.
Your question is about the deductibility of occupancy expenses. Whether these expenses are claimable depends on your work requirements and your working arrangement with your employer. For eligibility to claim refer to the ATO guidelines as below
Occupancy expenses | Australian Taxation Office
Personal circumstances are generally not relevant.