You may use ODT and configuration file (.xml) to download specific version of PowerPoint.
For example, if you want to install Microsoft 365 Apps for enterprise, Version 2306 (Build 16529.20182), then you may try following .xml file.
<Configuration>
<Add OfficeClientEdition="64" Version="16.0.16529.20182" >
<Product ID="O365ProPlusRetail">
<Language ID="en-us" />
</Product>
</Add>
</Configuration>
The installation method, you refer to link: https://learn.microsoft.com/en-us/microsoft-365-apps/deploy/overview-office-deployment-tool#install-microsoft-365-apps, run setup.exe /configure <.xml file>
command in Command Prompt.
Besides, if the version number is in same update channel, you may run command in Run dialog like: "C:\Program Files\Common Files\microsoft shared\ClickToRun\officec2rclient.exe" /update user updatetoversion=16.0.15601.20772
to change the version number.
To check the version number and update channel, please check out: https://learn.microsoft.com/en-us/officeupdates/update-history-microsoft365-apps-by-date#version-history
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