Restricting PageSpeed from combining resources across paths

Restricting and Controlling PageSpeed optimization rewriting

By default, filters that combine multiple resources together are allowed to combine multiple resources across paths. This works well much of the time, but if there are location-specific access controls or path-specific cookies associated with JavaScript files, then you may need to turn off this feature.

pagespeed CombineAcrossPaths off

This directive can be used in location-specific configuration sections.